#include <stdio.h>

#define LOWER 0
#define UPPER 300
#define STEP 20

int main(){
    int fahr;
    for(fahr = LOWER; fahr <= UPPER; fahr = fahr + STEP){
        printf("%3d %6.1f\n", fahr, (5.0/9.0)*(fahr-32));
    }
    return 0;
}
